<template>
  <div class="article-case">
    <div v-if="!edit" class="form-preview">
      <h2>{{ article.title }}</h2>
      <small>文章频道</small>
      <a @click="hEdit" class="btn-edit" href="#">编辑</a>
    </div>
    <div v-else class="form-edit">
      <div class="form-item">
        <div class="label">标题：</div>
        <div class="input">
          <input v-model="form.title" type="text" placeholder="请输入标题" />
        </div>
      </div>
      <div class="form-item">
        <div class="label">频道：</div>
        <div class="input">
          <select v-model="form.channel">
            <!-- select注意项
            v-model要写在select标签上
            原理是将poton的value和变量进行双向帮定
             -->
            <option value="">请选择频道</option>
            <option value="前端">前端</option>
            <option value="运维">运维</option>
            <option value="测试">测试</option>
          </select>
        </div>
      </div>
      <div class="form-item">
        <div class="label"></div>
        <div class="input">
          <button @click="edit = false" class="cancel">取消</button>
          <button @click="heEdit" class="submit">确认</button>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
//思路
//1.点击切换隐藏
//1.1定义一个edit变量 ,使用v-yf/v-else了控制;两个盒子的隐藏状态
//1.2给编辑按钮绑定点击事件,点击后将edit改成true
//1.3给确认取消按钮绑定点击事件,点击后将edit改成false

//编辑后 进行数据回显
//
export default {
  name: "ArticleCase",
  data() {
    return {
      edit: false,
      article: {
        title: "如何成为一名前端老鸟？",
        channel: "前端",
      },
      form: {
        title: "",
        channel: "",
      },
    };
  },
  methods: {
    hEdit() {
      this.edit = true;
      this.form={...this.article}
   
    },
    heEdit() {
      this.edit = false;
    this.article={...this.form}
    },
  }
}
</script>

<style scoped lang="less">
.form-preview {
  position: relative;
  display: flex;
  align-items: center;
}
.form-preview h2 {
  font-size: 18px;
  font-weight: normal;
}
.form-preview small {
  font-size: 12px;
  display: inline-block;
  padding: 2px 6px;
  background: #27ba9b;
  color: #fff;
  border-radius: 2px;
  transform: scale(0.8);
}
.form-preview .btn-edit {
  font-size: 12px;
  display: none;
  text-decoration: none;
  color: #069;
  margin-left: 20px;
}
.form-preview:hover .btn-edit {
  display: block;
}
.form-edit {
  padding-top: 20px;
}
.form-item {
  display: flex;
  margin-bottom: 20px;
  align-items: center;
}
.form-item .label {
  width: 60px;
  text-align: right;
  font-size: 14px;
}
.form-item .input {
  flex: 1;
}
.form-item input,
.form-item select {
  appearance: none;
  outline: none;
  border: 1px solid #ccc;
  width: 200px;
  height: 40px;
  box-sizing: border-box;
  padding: 10px;
  color: #666;
}
.form-item input::placeholder {
  color: #666;
}
.form-item .cancel,
.form-item .submit {
  appearance: none;
  outline: none;
  border: 1px solid #ccc;
  border-radius: 4px;
  padding: 4px 10px;
  margin-right: 10px;
  font-size: 12px;
  background: #ccc;
}
.form-item .submit {
  border-color: #069;
  background: #069;
  color: #fff;
}
</style>